diff --git a/src/battle_main.c b/src/battle_main.c
index 90c290c887..9fa55a3d39 100644
--- a/src/battle_main.c
+++ b/src/battle_main.c
@@ -3718,6 +3718,9 @@ const u8* FaintClearSetData(u32 battler)
     gBattleStruct->zmove.active = FALSE;
     gBattleStruct->zmove.toBeUsed[battler] = MOVE_NONE;
     gBattleStruct->zmove.effect = EFFECT_HIT;
+    // Clear Dynamax data
+    UndoDynamax(battler);
+    
     return result;
 }